Padlock



FIG. 1 is a perspective view of a padlock embodying my new design, as viewed from the lower righthand corner;

FIG. 2 is a bottom plan view of the padlock shown in FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front side view thereof;

FIG. 5 is a back side view thereof;

FIG. 6 is a bottom end view thereof; and,

FIG. 7 is a top end view thereof. 

The ornamental design for a padlock, as shown and described. 